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Early menstrual cups were made of rubber. [166] The first menstrual-cup applicator was mentioned in a 1968 Tassaway patent; there are also 21st-century versions, but they have not been a commercial success, as of 2024. [167] No medical research was conducted to ensure that menstrual cups were safe prior to introduction on the market. [77]
Born in the early 1900s, Chalmers invented the menstrual cup out of a passion for bettering women's sexual health. Chalmers created her first version of the menstrual cup in 1937, shortly after the invention of the tampon. She sought to create a reusable menstrual product to compete with the existing disposable menstrual products on the market.
Cups of different styles may be used for different types of liquids or other foodstuffs (e.g. teacups and measuring cups), in different situations (e.g. at water stations or in ceremonies and rituals), or for decoration. [4] [5] Minoan pottery cups 1800-1700 BC, Kamares ware
OASI is observed in about 5.7% of first time mothers and 1.5% in people who have given birth before with no prior OASI. [4] In an 8-year study done at sub-Saharan hospitals, out of 100,307 vaginal deliveries, 2.1% resulted in OASI with forceps delivery found to have a higher incidence rate of 8.6% compared to 1.3% in normal vaginal deliveries.
Marion O'Brien Donovan (October 15, 1917 – November 4, 1998) was an American inventor and entrepreneur.Recognized as one of the era's most prominent female inventors, [1] she secured a total of 20 patents for her creations.
Reese's Peanut Butter Cups are a good source of protein. A standard serving packs five grams of it, about the equivalent of a handful of almonds or a half a cup of chickpeas. 7.
The cups are great quality, she notes, so if you drink from the cups daily and consider each day of use worth a dollar, it’s well worth it. “I’m a dancer, so a water bottle is always with me ...
The sippy cup, training cup (American English) or beaker (British English) is a modern drinking cup designed for toddlers which prevents or reduces spills. Sippy cups, as opposed to an open cup , have a top which prevents spills, and the child drinks either through a spout or straw.